<ul class="br-3 j-root">
    <li class="data-sources-extend-title"><span>汇总方式</span></li>
    <li class="br-3 data-sources-float-window-item j-method-type" data-value="SUM"><span>SUM</span></li>
    <li class="br-3 data-sources-float-window-item j-method-type" data-value="COUNT"><span>COUNT</span></li>
    <!--<li class="br-3 data-sources-float-window-item j-method-type" data-value="AVERAGE"><span>AVERAGE</span></li>-->
    <li class="data-sources-extend-title"><span>其他功能项</span></li>
    <li class="br-3 data-sources-float-window-item j-rename"><span>重命名</span></li>
</ul>